<div id="search"><span class="full_text_search">
  <% form_tag({:controller => 'search', :action => 'full_text_search'},{ :method => 'get'}) do -%>
  <span style="vertical-align:middle;">全文検索：</span><%= text_field_tag('full_text_query') -%><%= submit_tag '検索' -%>
  <% end -%>
</span></div>
